30 lines
543 B
Go
30 lines
543 B
Go
package main
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import "fmt"
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type Person8 struct {
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Name string
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Age int
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}
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// noEscape 返回值类型，不逃逸
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func noEscape() Person8 {
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p := Person8{Name: "No Escape", Age: 25}
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return p // 值拷贝，生命周期局限于函数内
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}
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// localVar 局部变量，未被外部引用，不逃逸
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func localVar() {
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x := 100
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y := "hello"
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p := Person8{Name: "Local", Age: 30}
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fmt.Printf("局部变量不逃逸：x=%d, y=%s, p=%+v\n", x, y, p)
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}
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func main() {
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p := noEscape()
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fmt.Printf("返回值不逃逸：%+v\n", p)
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localVar()
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}
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